IP Library Assignment 005397/0484
Patent Assignment
Reel/Frame 005397/0484

Assignment of Assignors Interest.

Recorded: 1990-08-09 Pages: 3
Assignors
SPEER, HAL
Executed: 1990-07-02
SPEER, ELEANOR
Executed: 1990-07-02
Assignee
Covered Property (1)
Automatic Door Control System
Patent: 4,365,442 →
Application: 06/190,477 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 12, 1996
From: DOOR DYNAMICS, INC.
To: INDUSTRIAL PRODUCT DEVELOPMENT, INC.
Reel/Frame 007803/0335 →
Assignment of Assignor's Interest Mar 15, 1999
From: INDUSTRIAL PRODUCT DEVELOPMENT, INC.
To: CHASE INDUSTRIES, INC.
Reel/Frame 009817/0864 →
Security Interest Mar 21, 2003
From: CHASE INDUSTRIES, INC.
To: HELLER FINANCIAL, INC., AS AGENT
Reel/Frame 013852/0394 →